Chicagolatrobe 135° Heavy-Duty Screw Machine Drill, #57 Tip Size, 0.5 Inches Flute Length, 1.375 Inches Oal, Steam Oxide Finish - 12 per PK - 49427

★★★★★ 4.6 139 reviews

$21.47
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$21.47
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Product details

Management number 206262754 Release Date 2025/10/20 List Price $12.88 Model Number 206262754
Category
  • Heavy-duty geometry for drilling tougher materials by hand or machine. 12 per PK
  • Shorter flute and overall length provide superior rigidity to minimize deflection when using heavy feed rates.
  • Manufactured from premium high-speed steel.
  • 135° P3 split point is self-centering for reduced thrust and easier penetration.
  • Sizes under .0625Inches do not have split points.
  • Black oxide and titanium nitride (TiN) finishes standard from stock; alternate coatings available as stock modifications.
  • Dia.
  • [Nom]=0.043 in.
  • Finish=Steam Oxide.
  • Flute Length=0.5 in.
  • Material=HSS.
  • No.
  • of Flutes=2.
  • Overall Length [Nom]=1.375 in.
  • Packing Type=Envelope.
  • Point Angle=135°.
  • Point Shape=Radial.
  • Shank Type=Straight.
  • Tip Size Symbol [Nom]=#57.
  • Type=Screw Machine Drill.
  • Heavy-duty geometry for drilling tougher materials by hand or machine.
  • Shorter flute and overall length provide superior rigidity to minimize deflection when using heavy feed rates.
  • Manufactured from premium high-speed steel.
  • 135° P3 split point is self-centering for reduced thrust and easier penetration.
  • Sizes under.
  • 0625Inches do not have split points.
  • Black oxide and titanium nitride (TiN) finishes standard from stock; alternate coatings available as stock modifications.
.

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